FIELD: electrical engineering. SUBSTANCE: shielding tubes 3 are installed in cable guard 1. Fixing tubes 4 through which separated conductors 7 of cable are let are installed coaxially in side tubes 3. Shields of conductors are attached to shielding tubes 3. In such arrangement shield 6 of cable is connected to cable guard 1 of insulator. EFFECT: increased reliability of air-tight lead-in. 1 dwg
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